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Are Pennies Lucky?

We wanted to give you a “heads up” about today’s lucky Wonder of the Day!

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Are Pennies Lucky?

Is Seven Really a Lucky Number?

We hope today’s Wonder of the Day brings you good luck!

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Is Seven Really a Lucky Number?

When Was the Irish War of Independence?

We hope you brought your lucky charm to Wonderopolis today! We’re headed to the Emerald Isle!

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When Was the Irish War of Independence?

What Foods Bring Luck in the New Year?

Happy New Year! Let’s head to the kitchen to see what’s cooking today in Wonderopolis!

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What Foods Bring Luck in the New Year?

Who Was Saint Patrick?

Feeling lucky? Put on something green and join us in Wonderopolis today for a shamrockin’ good time!

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Who Was Saint Patrick?

What Is the Difference Between a Rabbit and a Hare?

Today’s soft and cuddly Wonder of the Day promises to be a hare-raising look at an animal with four very lucky feet!

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What Is the Difference Between a Rabbit and a Hare?

Do You Think 13 Is Unlucky?

Was that a black cat? Watch out! Whew! That was close. We hope we’re lucky enough to make it through this Wonder of the Day!

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Do You Think 13 Is Unlucky?

Why Is the Statue Of Liberty Green?

Was Lady Liberty’s gown always that shade of green? Find out today in Wonderopolis!

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Why Is the Statue Of Liberty Green?

What Is a Toadstool?

Today’s Wonder of the Day features a really fun guy!

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What Is a Toadstool?

Is It Bad Luck to Open an Umbrella Indoors?

Down on your luck? Watch out for ladders, black cats, broken mirrors, and more today in Wonderopolis!

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Is It Bad Luck to Open an Umbrella Indoors?

Can Coins Bring Good Fortune?

Close your eyes and make a wish, today's Wonder might bring you good fortune!

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Can Coins Bring Good Fortune?

How Do Words Get Added To the Dictionary?

What’s the word in Wonderopolis? Meet some of the dictionary newbies and find out how they won their way into Webster.

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How Do Words Get Added To the Dictionary?

Which Bat Is Best?

Step up to the plate with us as we investigate baseball bats and celebrate the World Series Wonderopolis-style!

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Which Bat Is Best?

Why Is Pluto No Longer a Planet?

Poor Pluto! Put on your space suit and join us as we examine the sad tale of this once proud and now demoted dwarf planet.

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Why Is Pluto No Longer a Planet?

What Do You Call More Than One Moose?

One goose said to another, “We’re geese.” A moose overheard this and became very confused. Find out more today in Wonderopolis!

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What Do You Call More Than One Moose?

Who Invented Chocolate Chips?

Bring your appetite — we’re chomping into a wonder that’s a chip off the old block.

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Who Invented Chocolate Chips?

Are Frogs and Toads the Same?

Leap on over to Wonderopolis today and hang out at our pad. If you don’t, you’ll be green with envy. And we’ll say, “We toad you so!”

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Are Frogs and Toads the Same?

Do You Sleep at a Slumber Party?

Better get a good night’s sleep! Today’s Wonder of the Day might keep you awake all night!

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Do You Sleep at a Slumber Party?

How Did April Fools' Day Begin?

Today’s Wonder of the Day has been canceled because someone accidentally unplugged the Internet. We’re just kidding!

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How Did April Fools' Day Begin?

Why Is Sand Scratchy?

Grab your pail and shovel, and join us as Wonderopolis heads to the beach to learn more about the sand between our toes.

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Why Is Sand Scratchy?

Explore the World of Wonders

Are Pennies Lucky?

Is Seven Really a Lucky Number?

When Was the Irish War of Independence?

What Foods Bring Luck in the New Year?

Who Was Saint Patrick?

What Is the Difference Between a Rabbit and a Hare?

Do You Think 13 Is Unlucky?

Why Is the Statue Of Liberty Green?

What Is a Toadstool?

Is It Bad Luck to Open an Umbrella Indoors?

Can Coins Bring Good Fortune?

How Do Words Get Added To the Dictionary?

Which Bat Is Best?

Why Is Pluto No Longer a Planet?

What Do You Call More Than One Moose?

Who Invented Chocolate Chips?

Are Frogs and Toads the Same?

Do You Sleep at a Slumber Party?

How Did April Fools' Day Begin?

Why Is Sand Scratchy?

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MATH 51 Wonders

SOCIAL STUDIES 643 Wonders

LANGUAGE ARTS 162 Wonders

TECHNOLOGY 292 Wonders

ARTS & CULTURE 565 Wonders

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